alloc.c

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/*
 
  $Id: alloc.c 1669 2019-06-26 17:24:57Z coelho $
 
  Copyright 1989-2016 MINES ParisTech
 
  This file is part of Linear/C3 Library.
 
  Linear/C3 Library is free software: you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  any later version.
 
  Linear/C3 Library is distributed in the hope that it will be useful, but WITHOUT ANY
  WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.
 
  See the GNU Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public License
  along with Linear/C3 Library.  If not, see <http://www.gnu.org/licenses/>.
 
*/
 
 /* package matrix */
 
#ifdef HAVE_CONFIG_H
    #include "config.h"
#endif
 
#include <stdlib.h>
#include <stdio.h>
 
#include "linear_assert.h"
 
#include "boolean.h"
#include "arithmetique.h"
 
#include "matrix.h"
 
Pmatrix matrix_new(int m, int n)
{
  Pmatrix a = (Pmatrix) malloc(sizeof(Smatrix));
  a->denominator = VALUE_ONE;
  a->number_of_lines = m;
  a->number_of_columns = n;
  a->coefficients = (Value *) malloc(sizeof(Value)*((n*m)));
  return a;
}
 
// ??? should be matrix_free(Pmatrix * a)
void matrix_rm(Pmatrix a)
{
  if (a) {
    free(a->coefficients);
    free(a);
  }
}